Connection of circuits and electrical safety — task. Science CBSE, Class 6.

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Look at the pictures and answer accordingly:

1. Why are the electric sockets are covered with a rubber or a plastic?

To make it beautiful
To prevent short circuit
To prevent rusting

2.

In the above figure, the bulb glows brightly because

It has a switch
The bulb is bigger
It has two cells

3.

In the above arrangement, the battery will be worn out so soon. Why?

It has one battery with two bulbs
Both the bulbs are connected together
It has two bulbs

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